(*
 * Copyright 2020, Data61, CSIRO (ABN 41 687 119 230)
 *
 * SPDX-License-Identifier: BSD-2-Clause
 *)

val valOf = Option.valOf
val isSome = Option.isSome
val foldl = List.foldl
val foldr = List.foldr
structure HoarePackage = Hoare
